Patterns.dev
https://www.patterns.dev/
Learn JavaScript design and performance patterns for building more powerful web applications.
Web Platform Status
https://webstatus.dev/?q=baseline_date%3A2025-01-01..2025-12-31
Features and availability in browsers by date range
Baseline timeline - CSS calendar
https://rviscomi.github.io/timebase/
Timeline of web features and browser support
Some features that every JavaScript developer should know in 2025 | WaspDev
https://waspdev.com/articles/2025-04-06/features-that-every-js-developer-must-know-in-2025
The list of JavaScript features that every web developer should know in 2025 in order to efficiently code in JavaScript.
https://lobste.rs/s/xep8ix/some_features_every_javascript
AudioMass: Free full-featured web-based audio & waveform editing tool
https://github.com/pkalogiros/AudioMass
Free full-featured web-based audio & waveform editing tool - pkalogiros/AudioMass
all in 20kb of JS!